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BANANAS
Did your mom ever to tell you to eat bananas because they're good for you? It was probably all of the potassium that made her say that. Potassium is an important element found in many foods.
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CRUST OF THE EARTH
As far as individual elements are concerned, 2.4% of the Earth's crust is made of potassium atoms. The element is bonded to many other elements and found in almost all rocks.
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FIREWORKS
That's right. Potassium is one of the many elements found in fireworks and pyrotechnics of all kinds.
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FERTILIZER
Plants love potassium and need it in the same way that animals do. The potassium is absorbed and used throughout plant organelles.
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OCEANS
You'll find loads of potassium in the world's oceans. Because potassium forms salts so easily, many of the ions in salt water are potassium ions. You may even find trace amounts in freshwater sources.
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NUCLEAR REACTORS
As you learn more about chemistry, you will learn that many of the simple elements are involved in nuclear reactors and radioactive experiments. You can even find radioactive isotopes of potassium that are used in research.
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